Engine : Engineering Safety - 123/968
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| To prevent oil from escaping into the sea when ballasting through the cargo piping system, you should FIRST __________. |
| A) open sluice valves, then start the cargo pump |
| B) start the cargo pump, then open sea suction valves |
| C) open block valves, then start the cargo pump |
| D) open sea suction valves, then start the cargo pump |
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